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100 YRS

The Countdown to 100 Years of Century Spring!

Since 1927, Century Spring Corp has been the original industry-leading spring manufacturer for both stock and custom springs. Read about 100 Years of Century Spring here.

167 DAYS

ZZ3-34CS - 1.38 Inch Spring Steel Extension Springs

Inventory:           
Estimated Lead Time

The ZZ3-34CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and features a zinc finish. This spring has a free length of 1.38 inches and an initial tension of 3 pounds. With a maximum deflection of 0.52 inches and a maximum load of 12 pound force, it is suitable for various applications. The ZZ3-34CS has an outside diameter of 0.375 inches and a wire diameter of 0.051 inches. It has a spring rate of 19 lbs/inch and a left wind direction.

Century Spring takes pride in offering fast shipping and maintaining a significant stock inventory. We ensure that our products, including the ZZ3-34CS, are made in the United States. With our reliable shipping and ample supply, customers can count on receiving the springs they need promptly.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku ZZ3-34CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 0.051 in
F) Outside Diameter 0.375 in
G) Length 1.38 in
H) End Type Machine Hook
I) End Position Random
J) Rate 19 lbs/in
K) Initial Tension 3 lb
L) Sugg Max Deflection 0.52 in
L) Sugg Max Load 12 lbf
O) Finish Zinc
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku ZZ3-34CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 1.3 mm
F) Outside Diameter 9.53 mm
G) Length 35.05 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 3.33 N/mm
K) Initial Tension 1.36 kg
L) Sugg Max Deflection 13.21 mm
L) Sugg Max Load 53.38 N
O) Finish Zinc